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tyyq3456642 03-21-2011 03:38 PM

outlet puma48696
 
股票基础知识-委比 ,MBT Imara shoes
(文章来源:股市马经 )
委比是衡量某一时段买卖盘相对强度的指标,cheap asics shoes。它的计算公式为:
委比=(委买手数-委卖手数)/委买手数+委卖手数×100%
委买手数:现在所有个股委托买入下三档的总数量。
委卖手数:现在所有个股委托卖出上三档的总数量。
委比值的变化范围为-100%到+100%,scarpe timberland63557,当委比值为-100%时,它表示只有卖盘而没有买盘,asics whizzer lo,说明市场的抛盘非常大;当委比值为+100%时,outlet puma,discount supra shoes96403,它表示只有买盘而没有卖盘,说明市场的买盘非常有力。当委比值为负时,卖盘比买盘大;而委比 值为正时,five fingers Classic,说明买盘比卖盘
大,ferrari shoes。委比值从-100%到+100%的变化是卖盘逐渐减弱、买盘逐渐强劲的一个过程,vibram store。如某一时刻,timberland high top boots,股票G的买入和卖出委托排序情况如下:
序号 委托买入价 数量(手) 序号 委托卖出价 数量(手)
1 3.64 4 1 3.65 6
2 3.60 7 2 3.70 6
3 3.54 6 3 3.75 3
4 3.50 6
现在委托买入的下三档的数量为17手,卖出委托的上三档数量为15手,做法简单美味可口,尤其夏天,对身体很好,five fingers Kso Trek,股票G在此刻的委比为:
委比=(委买手数-委卖手数)/委买手数+委卖手数×100%
=(17-15)/17+15100%
=6.66%
委比值为6.66%,cheap timberland boots,说明买盘比卖盘大,但不是很强劲。


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